The 1966 Oklahoma gubernatorial election was held on November 8, 1966, and was a race for Governor of Oklahoma. Republican Dewey F. Bartlett defeated Democrat Preston J. Moore and Independent H. E. Ingram.^[1] John Newbold Camp unsuccessfully sought the Republican nomination, while Raymond D. Gary, David Hall, and Charles R. Nesbitt unsuccessfully sought the Democratic nomination.

1966 Oklahoma gubernatorial election

← 1962 November 8, 1966 1970 →

Nominee Dewey F. Bartlett Preston J. Moore Party Republican Democratic Popular vote 377,078 296,328 Percentage 55.6% 43.7%

County results Bartlett:      40–50%      50–60%      60–70%      70–80% Moore:      50–60%      60–70%      70–80%

Governor before election Henry Bellmon Republican Elected Governor Dewey F. Bartlett Republican

After this election, no Republican would be elected Governor of Oklahoma for 20 years.